Transpose Rows to columns with 1....N columns

In the past I have used Recursive and Rank Partition By to convert rows to columns. Now I have a new situation. I have data:AccT_id Cust_id10XXXXX1 8531458710XXXXX1 924587145XX0XXX5 25874525XX0XXX5 42587025XX0XXX5 547821425XX0XXX5 678425215XX0XXX5 85745872